On Thu, May 30, 2013 at 10:57 AM, Geert Uytterhoeven
<ge...@linux-m68k.org> wrote:
> On Tue, May 28, 2013 at 5:53 PM, Andy Shevchenko
> <andriy.shevche...@linux.intel.com> wrote:
>> diff --git a/arch/cris/arch-v10/kernel/kgdb.c
>> b/arch/cris/arch-v10/kernel/kgdb.c
>> index 37e6d2c..07bccd8 100644
>> --- a/arch/cris/arch-v10/kernel/kgdb.c
>> +++ b/arch/cris/arch-v10/kernel/kgdb.c
>
>> @@ -659,18 +651,6 @@ read_register (char regno, unsigned int *valptr)
>> }
>>
>> /********************************** Packet I/O
>> ******************************/
>> -/* Returns the integer equivalent of a hexadecimal character. */
>> -static int
>> -hex (char ch)
>> -{
>> - if ((ch >= 'a') && (ch <= 'f'))
>> - return (ch - 'a' + 10);
>> - if ((ch >= '0') && (ch <= '9'))
>> - return (ch - '0');
>> - if ((ch >= 'A') && (ch <= 'F'))
>> - return (ch - 'A' + 10);
>> - return (-1);
>> -}
>
> This one handles both upper and lower case hex characters, while hex2bin()
> handles lower case only. Is that OK, or should hex2bin be extended?
Its implementation is located in lib/hexdump.c
If you look at it carefully you find that hex2bin calls hex_to_bin()
which services both cases (via using tolower()).
--
With Best Regards,
Andy Shevchenko
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